Lake Vostok Facts and Discoveries

Beneath the Antarctic ice sheet lie around 675 subglacial lakes, discovered since the 1990s. Among them, Lake Vostok, found by Russian researchers, is the largest, located 4 km beneath the surface. It is the sixth largest lake globally by volume, surpassing Lake Michigan. Its discovery coincided with Tiger Woods' professional debut.

How many subglacial lakes have been discovered beneath the Antarctic ice sheet since the 1990s?

• Around 900

• Around 675

• Around 500

• Around 750

Which team of researchers discovered Lake Vostok?

• Australian researchers

• American researchers

• British researchers

• Russian researchers

In which part of Antarctica was Lake Vostok discovered?

• South Pole

• East Antarctica

• West Antarctica

• Antarctic Peninsula

How deep beneath the surface is Lake Vostok located?

• 5 km

• 4 km

• 3 km

• 2 km

What is the rank of Lake Vostok in terms of size among the world's known lakes?

• Sixth largest

• Fifth largest

• Fourth largest

• Third largest

Which lake's volume is surpassed by Lake Vostok?

• Lake Michigan

• Lake Baikal

• Lake Superior

• Lake Victoria